body, ul, li, div, a, p, dl, dt, dd, label, span, h1, h2, h3, h4, h5, h6 {
	padding: 0;
	margin: 0;
}
li {
	list-style: none;
}
a {
	text-decoration: none;
	outline: none;
}
img {
	border: none
}
body {
	font-family: "微软雅黑";
	font-size: 12px;
}
.inner {
	width: 1170px;
	margin: 0 auto;
}
input {
	outline: none;
	border: none;
}
h1, h2, h3, h4, h5, h6 {
	font-weight: normal;
}
.fl {
	float: left;
}
.fr {
	float: right;
}
.clearfix:after {
	content: "";
	display: block;
	height: 0;
	clear: both;
}
.position_r{
	position:relative;
}
.position_a{
	position:absolute;
}
.position_f{
	position:fixed;
}
.l_50{
	left:50%;
}
.b_20{
	bottom:20%;
}
